The indirect impact of control measures in COVID-19 pandemic on the incidence of other infectious diseases in China

OBJECTIVES: During COVID-19 pandemic in 2020, China, some public health measures of forced lockdown, closure of school and public meeting places, staying at home, transportation stop, masks wearing, hands washing, environmental disinfection were taken on to control epidemic transmission, these measures have made indirect affect on the other infectious diseases incidence. STUDY DESIGN: During COVID-19 pandemic in 2020, we retrospectively analyzed and compared reported cases of other infectious diseases,in order to found what impact of measures in controlling COVID-19 pandemic on the other infectious diseases in China. METHODS: We retrospectively analyzed and compared reported cases of measles, pertussis, scarlet fever, seasonal influenza, mumps, HFMD each month in 2018, 2019 and 2020 from the National Health Commission, PRC. RESULTS: Cases of measles, pertussis, scarlet fever, seasonal influenza, mumps and HFMD in January 2020 were not declined, or even increased compare to 2018 and 2019, but from February to December 2020, began to drop significantly compare with the cases of 2018 and 2019. However, seasonal influenza cases in 2020 were more than in 2018. CONCLUSION: It shown that how important scientific measures are taken to cut off COVID-19 pandemic transmission, However, these taken measures have led to indirect impact on the diffusion of other infectious diseases, led to measles, pertussis, scarlet fever, seasonal influenza, mumps, HFMD declined.